2190205840

素因数分解:

$2^4\times 5^1\times {\mathrm{27377573}}^1$

素因数の和:27377586

約数の個数: 20

約数和(自身を含む): 5092228764

約数和(自身を除く): 2902022924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27377573, 54755146, 109510292, 136887865, 219020584, 273775730, 438041168, 547551460, 1095102920, 2190205840]

約数ペア:

[(1, 2190205840), (2, 1095102920), (4, 547551460), (5, 438041168), (8, 273775730), (10, 219020584), (16, 136887865), (20, 109510292), (40, 54755146), (80, 27377573)]